词汇 | pre-ignition |
释义 | pre-ignition noun[ U ] mainly UK(also mainly USpreignition)uk /ˌpriː.ɪɡˈnɪʃ.ən/ us /ˌpriː.ɪɡˈnɪʃ.ən/ ignition(= the process of starting to burn fuel) that happens in an engine before the correct time: Pre-ignition is the worst possible malfunction in the combustion chamber. Because of the abnormal stresses involved, preignition can be extremely damaging to an engine. Once pre-ignition began on the plane's engine, it was catastrophic within a few seconds. Anything that causes combustion to occur before the specified ignition time could be said to be causing pre-ignition. The engine & engine parts air filter alternator anti-roll antifreeze biting point brake cam carburation carburettor choke disc brake distributor internal combustion engine manual transmission muffler neutral suspension tailpipe tappet water-cooled |
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